| /* |
| * Copyright (C) 2012 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef JITDisassembler_h |
| #define JITDisassembler_h |
| |
| #include <wtf/Platform.h> |
| |
| #if ENABLE(JIT) |
| |
| #include "LinkBuffer.h" |
| #include "MacroAssembler.h" |
| #include "ProfilerDatabase.h" |
| #include <wtf/Vector.h> |
| |
| namespace JSC { |
| |
| class CodeBlock; |
| |
| class JITDisassembler { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| JITDisassembler(CodeBlock*); |
| ~JITDisassembler(); |
| |
| void setStartOfCode(MacroAssembler::Label label) { m_startOfCode = label; } |
| void setForBytecodeMainPath(unsigned bytecodeIndex, MacroAssembler::Label label) |
| { |
| m_labelForBytecodeIndexInMainPath[bytecodeIndex] = label; |
| } |
| void setForBytecodeSlowPath(unsigned bytecodeIndex, MacroAssembler::Label label) |
| { |
| m_labelForBytecodeIndexInSlowPath[bytecodeIndex] = label; |
| } |
| void setEndOfSlowPath(MacroAssembler::Label label) { m_endOfSlowPath = label; } |
| void setEndOfCode(MacroAssembler::Label label) { m_endOfCode = label; } |
| |
| void dump(LinkBuffer&); |
| void dump(PrintStream&, LinkBuffer&); |
| void reportToProfiler(Profiler::Compilation*, LinkBuffer&); |
| |
| private: |
| void dumpHeader(PrintStream&, LinkBuffer&); |
| MacroAssembler::Label firstSlowLabel(); |
| |
| struct DumpedOp { |
| unsigned index; |
| CString disassembly; |
| }; |
| Vector<DumpedOp> dumpVectorForInstructions(LinkBuffer&, const char* prefix, Vector<MacroAssembler::Label>& labels, MacroAssembler::Label endLabel); |
| |
| void dumpForInstructions(PrintStream&, LinkBuffer&, const char* prefix, Vector<MacroAssembler::Label>& labels, MacroAssembler::Label endLabel); |
| void reportInstructions(Profiler::Compilation*, LinkBuffer&, const char* prefix, Vector<MacroAssembler::Label>& labels, MacroAssembler::Label endLabel); |
| |
| void dumpDisassembly(PrintStream&, LinkBuffer&, MacroAssembler::Label from, MacroAssembler::Label to); |
| |
| CodeBlock* m_codeBlock; |
| MacroAssembler::Label m_startOfCode; |
| Vector<MacroAssembler::Label> m_labelForBytecodeIndexInMainPath; |
| Vector<MacroAssembler::Label> m_labelForBytecodeIndexInSlowPath; |
| MacroAssembler::Label m_endOfSlowPath; |
| MacroAssembler::Label m_endOfCode; |
| }; |
| |
| } // namespace JSC |
| |
| #endif // ENABLE(JIT) |
| |
| #endif // JITDisassembler_h |
| |